Base | Representation |
---|---|
bin | 1111101010001… |
… | …00010001010000 |
3 | 100011011100120021 |
4 | 13311010101100 |
5 | 232111223012 |
6 | 21011153224 |
7 | 3153320236 |
oct | 765042120 |
9 | 304140507 |
10 | 131351632 |
11 | 68165475 |
12 | 37ba5814 |
13 | 2129ca79 |
14 | 13632956 |
15 | b7e9007 |
hex | 7d44450 |
131351632 has 20 divisors (see below), whose sum is σ = 255921120. Its totient is φ = 65307488.
The previous prime is 131351621. The next prime is 131351651. The reversal of 131351632 is 236153131.
It is a junction number, because it is equal to n+sod(n) for n = 131351597 and 131351606.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20068 + ... + 25795.
It is an arithmetic number, because the mean of its divisors is an integer number (12796056).
Almost surely, 2131351632 is an apocalyptic number.
It is an amenable number.
131351632 is a deficient number, since it is larger than the sum of its proper divisors (124569488).
131351632 is a wasteful number, since it uses less digits than its factorization.
131351632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46050 (or 46044 counting only the distinct ones).
The product of its digits is 1620, while the sum is 25.
The square root of 131351632 is about 11460.8739631845. The cubic root of 131351632 is about 508.3293171291.
The spelling of 131351632 in words is "one hundred thirty-one million, three hundred fifty-one thousand, six hundred thirty-two".
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